Possible Iran-US deal: What we know about the key issues on both sides

Why this matters: an international story with cross-border implications worth tracking.

The United States and Iran have downplayed prospects for a rapid deal to end the Middle East war, despite signs of progress in talks. Key sticking points remain over Iran’s nuclear programme, control of the Strait of Hormuz, sanctions relief and a possible ceasefire in Lebanon, with both sides signa